MICHAEL G MASSEE MD
NPI 1316934730
Obstetrics & Gynecology in Marinette, WI

Q: What is Michael Massee's NPI number?

The NPI number for Michael Massee is 1316934730. It was assigned to this individual provider in the NPPES registry on September 30, 2005.

Q: What is Michael Massee's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Q: When was this NPI record last updated?

The NPPES record for Michael Massee was last updated on September 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 30, 2005PECOS EnrolledAccepts Medicare Assignment

2820 ROOSEVELT ROAD, MARINETTE, WI 54143(715) 735-5225(715) 735-5388 Get Directions Write a Review

NPPES record last updated: September 21, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 15, 2017, Nov 1, 2016 (2 updates tracked since 2016).

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About Michael G Massee Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL G MASSEE MD (NPI 1316934730) is an individual obstetrics & gynecology provider in Marinette, Wisconsin, licensed in Wisconsin (40810020) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, maintains a secondary practice location in Green Bay, and is a graduate of Tulane University School Of Medicine (1995).

NPPES Registry Identity

NPI1316934730

Entity TypeIndividualMale

Primary Taxonomy207V00000X

Provider Legal NameMICHAEL G MASSEECredential: MD

Location Address2820 ROOSEVELT ROADMarinette, WI 54143-3834

Mailing AddressPo Box 1866Green Bay, WI 54305-1866 · (920) 445-7222 · Fax (920) 445-7289

Phone(715) 735-5225

Fax(715) 735-5388

Sole ProprietorNo

Medical School CMSTulane University School Of MedicineGraduated 1995

Enumeration DateSeptember 30, 2005

Last NPPES UpdateSeptember 21, 20232 updates tracked since enumeration

NPPES CertifiedSeptember 20, 2023

✔ NPI 1316934730 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in WI · 40810020

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

2820 ROOSEVELT ROAD, Marinette, WI 54143

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Secondary Practice Location 1

Location 1720 S VanBuren StGreen Bay, WI 54301-3504 · Phone (920) 468-3444 · Fax (920) 432-6313

Other Identifiers 2

Medicaid32575500WI

Other160052938WI · Rr-medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Michael G Massee Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6800858903

PECOS Enrollment IDI20041101000799

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Michael Massee reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Oconto Hospital & Medical Center Inc

Same address

Rural Health

2820 ROOSEVELT ROAD
Marinette, WI 54143

Reassigned Medicare billing, Wisconsin enrollment
573 clinicians in this Medicare group

NPI 1528412673 (920) 445-7226

Bellin Memorial Hospital Inc

1.6 mi

Physical Medicine & Rehabilitation

3905 HALL AVE
Marinette, WI 54143

Reassigned Medicare billing, Wisconsin enrollment
875 clinicians in this Medicare group

NPI 1285696823 (920) 445-7000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$123.69 typical visit price

range $53.90 – $163.24

Typical copayment $30.92 (range $13.47 – $40.81)

Most-billed visit code 99204

Established Patient

$67.37 typical visit price

range $17.40 – $133.76

Typical copayment $16.84 (range $4.35 – $33.44)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JAMES W OPOIEN MD PHD

Family Medicine